Question

Guess my rule......
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Answer 1

Explanation:

y = 2x + 5

Answer 2

The rule in what is shown to be a graph and a in-out machine is:

y = 2x + 5

Explanation:

2(5) + 5 = 15

10 + 5 = 15

15 = 15

TRUE RULE

2(7) + 5 = 19

14 + 5 = 19

19 = 19

TRUE RULE

2(8) + 5 = 21

16 + 5 = 21

21 = 21

TRUE RULE

y = 2x + 5 is your rule!